________________ treatment is done for appreciable improv... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

________________ treatment is done for appreciable improvement in viscosity index of lubricating oil?

Correct answer: B

Explanation

Solvent extraction is a process used to improve the viscosity index of lubricating oil by removing certain components.

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